// Copyright (C) 2014 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 14.5
description: >
    class side effect in extends
---*/
function Test() {
    var calls = 0;
    class C {}
    class D extends (calls++, C) {}
    assert.sameValue(calls, 1, "The value of `calls` is `1`");
    assert.sameValue(typeof D, 'function', "`typeof D` is `'function'`");
    assert.sameValue(Object.getPrototypeOf(D), C, "`Object.getPrototypeOf(D)` returns `C`");
    assert.sameValue(
        C.prototype,
        Object.getPrototypeOf(D.prototype),
        "The value of `C.prototype` is `Object.getPrototypeOf(D.prototype)`"
    );
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}
